Beijing Will Launch 50 Ecological Environment Promotion Proj

Beijing Will Launch 50 Ecological Environment Promotion Projects in 2017 Reaching the Investment of 26.6 Billion Yuan in 2017，Beijing Will Launch 50 Ecological Environment Promotion Projects in 2017 Reaching the Investment of 26.6 Billion Yuan in 2017，Beijing Will Launch 50 Ecological Environment Promotion Projects in 2017 Reaching the Investment of 26.6 Billion Yuan in 2017